Home / 50,520.13-75,791.13-19,355.38

Finding the Fourth Proportional to 50,520.13, 75,791.13 and 19,355.38

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Solution

The fourth proportional to 50,520.13, 75,791.13 and 19,355.38 is: 29,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,520.13 : 75,791.13 = 19,355.38 : x
  2. Step 2: Convert to fraction form
    50,520.13/75,791.13 = 19,355.38/x
  3. Step 3: Cross multiply
    50,520.13x = 75,791.13 × 19,355.38
  4. Step 4: Simplify right side
    50,520.13x = 1,466,965,742.82
  5. Step 5: Solve for x
    x = 1,466,965,742.82/50,520.13
  6. Step 6: Final answer
    x = 29,037.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.